【正文】 2OH(CHOH)4COO++2Ag↓+3NH3+H2OBaBa2++=BaSO4↓Ba2++=BaCO3↓3Ba2++2＝Ba3(PO4)2↓Ba2++2OH+CO2＝BaCO3↓+H2OBa2++2OH+2H++＝BaSO4↓+2H2O（NaHSO4溶液中加Ba(OH)2，使溶液呈中性）Ba2++OH+H++＝BaSO4↓+H2O（NaHSO4溶液中加Ba(OH)2，使Ba2+全部沉淀）BaCO3+2H+＝Ca2++CO2↑+H2OBr2Br+Cl2＝2Cl+Br2Br2+SO2+2H2O＝2Br+2H++4Br+2Fe2++3Cl2＝2Fe3++2Br2+6Cl（足量Cl2）2Br+2Fe2++2Cl2＝2Fe3++Br2+4Cl（當n(FeBr2)/n(Cl2)=1:1時）　　　　　10Br+6Fe2++8Cl2＝6Fe3++5Br2+16Cl（當n(FeBr2)/n(Cl2)=3:4時）　　C+2Ag+＝Ag2CO3↓+Ba2+＝BaCO3↓+Ca2+＝CaCO3↓+2H+＝CO2↑+H2O+H2O+OH3+2Al3++3H2O＝2Al(OH)3↓+3CO2↑3+2Fe3++3H2O＝2Fe(OH)3↓+3CO2↑CO2++3H2O＝2Al(OH)3↓+CO2++2H2O＝Al(OH)3↓+CO2+OH＝CO2+Ba2++2OH＝BaCO3↓+H2OCO2+2OH＝+H2O3CO2+5OH＝2++2H2O（當n(CO2)/n(NaOH)=3:5時）CO2++2H2O＝H4SiO4↓+CaCa2++2OH+CO2＝CaCO3↓+H2OCa2++2OH+SO2＝CaSO3↓+H2OCa2++2ClO+SO2+H2O＝CaSO4↓+HClO+H++Cl（少量SO2）Ca2++2ClO+2SO2+4H2O＝CaSO4↓+2Cl+4H++（足量SO2）Ca2++2ClO+CO2+H2O＝CaCO3↓+2HClOCaCO3+2H+＝Ca2++CO2↑+H2OClCl2+H2O＝Cl+H++HClOCl2+2OH＝Cl+ClO+H2OCl2+2OH＝Cl+ClO+H2OCl2+2I＝2Cl+I2Cl2+H2SO3+H2O＝2Cl++4H+Cl2+H2S＝2Cl+2H++S↓Cl2+2Fe2+＝2Fe3++2Cl（向FeBr2溶液中少量Cl2）　　　3Cl2+2Fe2++4Br＝2Fe3++2Br2+6Cl（足量Cl2）2Cl2+2Fe2++2Br＝2Fe3++Br2+4Cl（當n(FeBr2)/n(Cl2)=1:1時）　　　　　8Cl2+6Fe2++10Br＝6Fe3++5Br2+16Cl（當n(FeBr2)/n(Cl2)=3:4時）Cl2+2I＝2Cl+I2Cl2+2I＝I2+2Cl（向FeI2溶液中通入少量Cl2）　　　　　3Cl2+2Fe2++4I＝2Fe3++2I2+6Cl（足量Cl2）4Cl2+2Fe2++6I＝2Fe3++3I2+8Cl（當n(FeI2)/n(Cl2)=3:4時）　　　　　　2Cl+4H++MnO2＝Mn2++Cl2↑+2H2OCl+Ag+＝AgCl↓ClO+H+＝HClOClO+SO2+H2O＝2H++Cl+ClO+H2OHClO+OHCr+6Fe2++14H+＝6Fe3++2Cr3++7H2OCuCu+2Fe3+＝2Fe2++Cu2+3Cu+2+8H+＝3Cu2++2NO↑+4H2OCu2++2H2OCu(OH)2+2H+Cu2++2NH3H2O＝Cu(OH)2↓+2NH4+Cu2++2Na+2H2O＝2Na++Cu(OH)2↓+H2↑Cu2++H2S＝2H++CuS↓Cu2++Fe＝Cu+Fe2+Cu2++2OH＝Cu(OH)2↓CuO+2H+＝Cu2++H2OCxHyOzC6H5O+H2OC6H5OH+OHC6H5O+CO2＝C6H5OH+CH3CHO+2Ag[(NH3)2]++2OHCH3COO++2Ag↓+3NH3+H2OCH3CHO+2Cu(OH)2CH3COOH+Cu2O↓+2H2O2CH3COOH+CaCO3＝2CH3COO+Ca2++CO2↑+H2OCH2OH(CHOH)4CHO+2Ag[(NH3)2]++2OHCH2OH(CHOH)4COO++2Ag↓+3NH3+H2OCH2OH(CHOH)4CHO+2Cu(OH)2CH2OH(CHOH)4COOH+Cu2O↓+2H2O5C2H4+12+36H+＝12Mn2++10CO2↑+28H2O5+2+16H+＝2Mn2++10CO2↑+8H2OFeFe+2H+=Fe2++H2↑Fe+Cu2+=Fe2++CuFe+2Fe3+＝3Fe2+Fe2++2OH＝Fe(OH)2↓2Fe2++Cl2＝2Fe3++2Cl2Fe2++Br2＝2Fe3++2Br4Fe2++O2+4H+＝Fe3++2H2O12Fe2++3O2+6H2O＝8Fe3++4Fe(OH)3↓2Fe2++H2O2+2H+＝2Fe3++2H2O6Fe2+++14H+＝6Fe3++2Cr3++7H2O5Fe2+++8H+＝5Fe3++Mn2+4H2O3Fe2+++4H+＝3Fe3++NO↑+2H2OFe2++S2＝FeS↓2Fe2++Cl2＝2Fe3++2Cl（向FeBr2溶液中通入少量Cl2）　　　2Fe2++4Br+3Cl2＝2Fe3++2Br2+6Cl(足量Cl2)2Fe2++2Br+2Cl2＝2Fe3++Br2+4Cl（當n(FeBr2)/n(Cl2)=1:1時）　　　　　6Fe2++10Br+8Cl2＝6Fe3++5Br2+16Cl（當n(FeBr2)/n(Cl2)=3:4時）　　　2Fe2++4I+3Cl2＝2Fe3++2I2+6Cl（向FeI2溶液中足量Cl2）2Fe2++6I+4Cl2＝2Fe3++3I2+8Cl（當n(FeI2)/n(Cl2)=3:4時）　Fe3++3OH＝Fe(OH)3↓2Fe3++Cu＝2Fe2++Cu2+2Fe3++Fe＝3Fe2+2Fe3++Zn＝2Fe2++Zn2+2Fe3++3Zn＝2Fe+3Zn2+Fe3++3＝Fe(OH)3↓+3CO2↑Fe3++3+6H2O＝Fe(OH)3↓+3Al(OH)3↓2Fe3++3+3H2O＝2Fe(OH)3↓+3CO2↑2Fe3++H2S＝2Fe2++S↓+2H+2Fe3++S2＝2Fe2++S↓2Fe3++2I＝2Fe2++I22Fe3++SO2+2H2O＝2Fe2+++4H+Fe3++3SCN＝（紅色溶液）Fe3++3H2O＝(膠體)+3H+FeO+2H+＝Fe2++H2OFe2O3+6H+＝Fe3++3H2OFe3O4+8H+＝Fe2++2Fe3++4H2OFeS+2H+＝Fe2++H2S↑H2OH++OH＝H2O2H2O+2Na＝2Na++2OH+H2↑2H2O+2Na2O2=4Na++4OH+O2↑H2O+Na2O＝2Na++2OHH2O+Cl2＝Cl+H++HClOH2O2H2O2+2I+2H+＝I2+2H2OH2O2+2Fe2++2H+＝2Fe3++2H2O5H2O2+2+6H+=2Mn2++5O2↑+8H2OH2O2+Cl2＝2H++2Cl+O2↑H2O2+SO2＝2H++H2CO3系列H2CO3H++H++H2O+++H2OH2CO3++＝+H2O+H+＝CO2↑+H2O3+Al3+＝Al(OH)3↓+3CO2↑3+Fe3+＝Fe(OH)3↓+3CO2↑2+Ca2++2＝CaCO3↓+2H2O+（向NaHCO3溶液中加入少量澄清石灰水）+Ca2++＝CaCO3↓+H2O（足量澄清石灰水）+Ca2++＝CaCO3↓+H2O（向Ca(HCO3)2溶液中加入少量NaOH溶液）2+Ca2++2＝CaCO3↓+2H2O+（Ca(HCO3)2溶液中加入足量NaOH溶液）+＝+H2O（向NH4HCO3溶液中加入少量NaOH溶液）++2＝+H2O+NH3H2O（向NH4HCO3溶液中加入足量NaOH溶液）2+SO2＝+CO2↑+H2O++H2O＝Al(OH)3↓+H3PO4系列H3PO4H++H++H++H3PO4+＝+H2O+=+H2O+=+H2O+H2O++H2O++H2OH3PO4+H++＝H++＝H++＝H3PO4H2S系列H2SH++HSHSH++S2H++S2=HSH++HS=H2SH2O+S2HS+HS+H2OH2S+H2S+OH＝HS+H2OHS+OH＝S2+H2OH2S+Cl2＝2Cl+2H++S↓2H2S+SO2＝3S↓+2H2O2H2S+O2＝2S↓+2H2OH2S+Cu2+＝2H++CuS↓H2S+(CH3COO)2Pb＝PbS↓+2CH3COOHH2S+2OH＝S2+2H2O3HS+Al3++3H2O＝Al(OH)3↓+3H2S↑H2SO3系列H2SO3H++H+++H2OH2SO3+OH+OH＝+H2O+H+＝SO2↑+H2OH2SO3+Cl2+H2O＝2Cl++4H+I2I+2Fe3+＝2Fe2++I22I+Cl2＝2Cl+I22I+Br2＝2Br+I2I+Ag+＝AgI↓2I+H2O2+2H+＝I2+2H2O5I+IO+6H+＝3I2+3H2OI2+2OH＝I+IO+H2OI2+5Cl2+6H2O＝12H++10Cl+2MgMg+2H+＝Mg2++H2↑Mg2++2OH＝Mg(OH)2↓Mg2++＝MgCO3↓MgCO3+2H+＝Mg2++CO2↑+H2OMgO+2H+＝Mg2++H2OMg(OH)2+2H+＝Mg2++2H2OMnMnO2+2Cl+4H+＝Mn2++Cl2↑+2H2O+5Fe2++8H+＝5Fe3++Mn2+4H2O2+5SO2+2H2O＝2Mn2++5+4H+2+5H2O2+6H+＝2Mn2++5O2↑+8H2O12+5C2H4+36H+＝12Mn2++10CO2↑+28H2O2+5+16H+＝2Mn2++10CO2↑+8H2ONa2Na+2H2O＝2Na++2OH+H2↑2Na+Cu2++2H2O＝2Na++Cu(OH)2↓+H2↑NH3系列+H2ONH3H2O+H+2++H2O＝H4SiO4↓+2NH3↑++H2O＝Al(OH)3↓+NH3↑++2OH＝+H2O+NH3H2O（向NH4HCO3溶液中加入足量NaOH溶液）NH3+H2ONH3H2ONH3H2O+OHNH3H2O+Ag+＝AgOH↓+NH4+2AgOH＝Ag2O+H2O（AgNO3溶液中加入少量氨水）2NH3H2O+Ag+＝[Ag(NH3)2]++H2O（足量氨水）2NH3H2O+Cu2+＝Cu(OH)2↓+2（向CuSO4溶液中加入少量氨水）4NH3H2O+Cu2+＝[Cu(NH3)4]2++4H2O（足量氨水）2NH3H2O+Zn2+＝Zn(OH)2↓+2NH4+（向ZnCl2溶液中加入少量氨水）4NH3H2O+Zn2+＝[Zn(NH3)4]2++4H2O（足量氨水）3NH3H2O+Al3+＝Al(OH)3↓+32+2I+4H+＝2NO↑+I2+2H2O5+2+6H+＝2Mn2++5+3H2O+3Fe2++4H+＝3Fe3++NO↑+2H2O2+3SO2+2H2O＝3+2NO↑+4H+2+3Cu+8H+＝3Cu2++2NO↑+4H2OO+H+=H2O+CO2＝O2+2H2S＝2S↓+2H2OO2+2S2+4H+＝S↓+2H2OO2+2HS+2H+＝S↓+2H2OO2+4Fe2++4H+＝Fe3++2H2O3O2+12Fe2++6H2O=8Fe3++4Fe(OH)3↓O2+2＝2O3+2I+2H+＝I2+O2+H2OP+3Ag+＝Ag3PO4↓2+3Ba2+＝Ba3(PO4)2↓2+3Ca2+＝Ca3(PO4)2↓2+3Mg2+＝Mg3(PO4)2↓+H+＝+2H+＝+3H+＝H3PO4Pb2++＝PbSO4↓Pb2++S2＝PbS↓PbO2+2Cl+4H+＝Pb2++Cl2↑+2H2O(CH3COO)2Pb+H2S＝PbS↓+2CH3COOHS3S+6OH=2S2++3H2OS2+H2OHS+OH3S2+2Al3++6H2O＝2Al(OH)3↓+3H2S↑S2+2Fe3+＝2Fe2++S↓SO2+Ca2++2ClO+H2O＝CaSO4↓+HClO+H++Cl（少量SO2）2SO2+Ca2++2ClO+4H2O＝CaSO4↓+2Cl+4H++（足量SO2）SO2+2Fe3++2H2O＝2Fe2+++4H+SO2+2＝+CO2↑+H2OSO2+2OH＝+H2OSO2+OH＝SO2+Br2+2H2O＝2Br+2H++SO2+I2+2H2O＝2I+2H++SO2+H2O2＝2H++3SO2+2+2H2O＝3+2NO